package com.htstar.ovms.device.util;

import com.alibaba.fastjson.JSONObject;
import org.joda.time.LocalDateTime;
import org.springframework.http.ResponseEntity;
import org.springframework.web.client.RestTemplate;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.List;
import java.util.Map;

public class HolidayUtil {

  public static  void dayUtil(){
        LocalDate localDate = LocalDate.of(LocalDateTime.now().getYear(), LocalDateTime.now().getMonthOfYear(), LocalDateTime.now().getDayOfMonth());
        DateTimeFormatter dateTimeFormatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
            String yyyyMMdd = localDate.format(dateTimeFormatter);
            String url = "https://timor.tech/api/holiday/info/"+yyyyMMdd;
            String s = HolidayUtil.sendGet(url, "");
            JSONObject s1 = JSONObject.parseObject(s);
            try {
                Thread.sleep(500);
                Object o = s1.getJSONObject("holiday");
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
    }

    /**
     * 向指定URL发送GET方法的请求
     * @param url：发送请求的URL
     * @param param：请求参数，请求参数应该是 name1=value1&name2=value2&name3=value3 的形式。
     * @return String[result]：所代表远程资源的响应结果
     */
    public static String sendGet(String url, String param) {
        String result = "";
        BufferedReader in = null;
        try {
            String urlNameString = url + "?" + param;
            URL realUrl = new URL(urlNameString);

            // 打开和URL之间的连接
            URLConnection connection = realUrl.openConnection();

            // 设置通用的请求属性
            connection.setRequestProperty("accept", "*/*");
            connection.setRequestProperty("connection", "Keep-Alive");
            connection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");

            // 建立实际的连接
            connection.connect();

            // 获取所有响应头字段
            Map<String, List<String>> map = connection.getHeaderFields();

            // 遍历所有的响应头字段
            for (String key : map.keySet()) {
                System.out.println(key + "--->" + map.get(key));
            }

            // 定义 BufferedReader输入流来读取URL的响应
            in = new BufferedReader(new InputStreamReader(
                    connection.getInputStream()));
            String line;
            while ((line = in.readLine()) != null) {
                result += line;
            }
        } catch (Exception e) {
            System.out.println("发送GET请求出现异常！" + e);
            e.printStackTrace();
        }

        // 使用finally块来关闭输入流
        finally {
            try {
                if (in != null) {
                    in.close();
                }
            } catch (Exception e2) {
                e2.printStackTrace();
            }
        }
        return result;
    }

}
